A family owned business serving gardeners since 1992

Blue Torch Cactus Seeds


Blue Torch Cactus
MON131 Blue Torch Cactus ( Pilosocereus azureus )
Commonly known as the Blue Torch Cactus or Brazilian Blue Cactus, is a striking columnar cactus celebrated for its vivid, powdery blue stems and golden spines. Native to the arid regions of Brazil, it is a fast-growing species that can reach heights of 10–33 feet in its natural habitat, though it typically remains much smaller and more manageable when grown indoors or in containers.
Key CharacteristicsAppearance: The stems feature a distinct glaucous (bluish-silver) coating, which intensifies with age and exposure to bright sunlight.Spines: Clusters of golden-yellow spines line the vertical ribs of the cactus, often turning grey or white as the plant matures.
Flowers: Mature plants produce large, white or pale-yellow, nocturnal flowers that attract pollinators like bats and moths.
To maintain its vibrant blue colour and healthy growth, follow these care requirements: Light: Requires full, direct sun to develop its most intense blue hue. Indoors, place it within one foot of a bright south-facing window.Watering: Extremely drought-tolerant. Water thoroughly only when the soil is completely dry. During winter dormancy, reduce watering to once every 3–4 weeks.Soil: Use a well-draining cactus or succulent mix, ideally amended with extra perlite or pumice to prevent root rot.Temperature: Prefers warm environments above 59 degrees. It is hardy in USDA zones 9–11 and should be moved indoors if temperatures drop near freezing.
  Package of 10 seeds $2.95


For over a thousand more unique seed varieties, all in stock and ready to ship, visit our Seed Catalog Index Page .